Knowledge base for software setup, errors, and daily tool work.

How to Fix Chrome Browser Proxy Error (ERR_PROXY_CONNECTION_FAILED)

If Chrome shows "ERR_PROXY_CONNECTION_FAILED" or similar proxy error, it usually means the browse...

Fix Windows Defender Port Already Allocated Error

When you see the error 'port already allocated' related to Windows Defender, it usually means ano...

How to Fix Task Scheduler 404 Not Found Error

If you're seeing a '404 Not Found' error when opening Task Scheduler or running a scheduled task,...

Fix Task Scheduler Not Starting After Reboot

If your scheduled tasks stop running after a reboot, the Task Scheduler service may not be starti...

Set Windows Update Service to Run as Local System Account

If Windows Update fails with errors like 0x80070422 or the service won't start, the service might...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7